111202112202222 has 8 divisors (see below), whose sum is σ = 222404224404456. Its totient is φ = 37067370734072.

The previous prime is 111202112202199. The next prime is 111202112202319. The reversal of 111202112202222 is 222202211202111.

It is a sphenic number, since it is the product of 3 distinct primes.

111202112202222 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9266842683513 + ... + 9266842683524.

It is an arithmetic number, because the mean of its divisors is an integer number (27800528050557).

Almost surely, 2^{111202112202222} is an apocalyptic number.

111202112202222 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111202112202222 is a wasteful number, since it uses less digits than its factorization.

111202112202222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18533685367042.

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 111202112202222 its reverse (222202211202111), we get a palindrome (333404323404333).

The spelling of 111202112202222 in words is "one hundred eleven trillion, two hundred two billion, one hundred twelve million, two hundred two thousand, two hundred twenty-two".